|Minister of Justice|
15 April 1999 – 22 September 2005
|Prime Minister||Paavo Lipponen|
|Preceded by||Jussi Järventaus|
|Succeeded by||Leena Luhtanen|
|Born||10 December 1954|
|Political party||Social Democratic Party|
Koskinen was born in Janakkala. He has been a member of the Parliament of Finland from Tavastia Proper since 1991 and served as the Minister of Justice during two Lipponen cabinets, Jäätteenmäki cabinet and first Vanhanen cabinet from April 1999 to March 2005. He was replaced as Minister of Justice by Leena Luhtanen in a cabinet reshuffle.